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FPSO串靠外输的断缆可靠性与风险分析

DOI: doi:10.3969/j.issn.1006-7043.2011.01.003

Keywords: 串靠外输, 断缆分析, 最弱失效模式, 体系可靠度

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Abstract:

串靠外输过程中断缆分析是外输安全性分析的重要问题之一.由于大缆、系泊线等结构受力复杂,给研究其可靠性评估带来很多困难.本文结合最弱失效模式组理论,将外输过程中大缆和系泊系统的断缆危险性分析分为若干个正交的最弱失效模式,结合不同海况下软件计算结果,将断缆风险分析分为大缆和系泊系统分别分析,并将其作为串联系统进行可靠度的计算,为解决串靠断缆安全性分析提供了可行的技术方案.本文对串靠外输的风险评估具有一定的指导意义.

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